The text says that the low pass filter is set by R3 and C9. I think from the circuit diagram above the text, this should be R8 and C9. Actually R8 in parallel with R7 but since R7>>R8 it's near enough.
Thank you so much for writing this guide. Really useful.
The text says that the low pass filter is set by R3 and C9. I think from the circuit diagram above the text, this should be R8 and C9. Actually R8 in parallel with R7 but since R7>>R8 it's near enough.
Thank you so much for writing this guide. Really useful.